html {  
  --u: 1.185vmin;
  --hue: hue-rotate(0deg);
  --c1: #000000;
  --c2: #9a1f22;
  --c3: #e35e13;
  --gp: 50%/calc(var(--u) * 12) calc(var(--u) * 17.05);
  height: 100vh;
  filter: var(--hue);
  background: 
    conic-gradient(from 0deg at 13.68% 94.08%, #fff0 0 50%, var(--c2) 0% 83.33%, #fff0 0 100%)  var(--gp),  /* left red end */
    conic-gradient(from 0deg at 86.12% 94.08%, #fff0 0 16.66%, var(--c2) 0% 50%, #fff0 0 100%)  var(--gp),  /* right red end */
    conic-gradient(from 0deg at 28.42% 88.14%, #fff0 0 50%, var(--c1) 0% 83.33%, #fff0 0 100%)  var(--gp),  /* left black end */
    conic-gradient(from 0deg at 71.57% 88.14%, #fff0 0 16.66%, var(--c1) 0% 50%, #fff0 0 100%)  var(--gp),  /* right black end */
    conic-gradient(from 0deg at 7.36% 43.70%, #fff0 0 50%, var(--c1) 0% 75%, #fff0 0 100%)  var(--gp),  /* left black vert*/
    conic-gradient(from 0deg at 92.64% 43.70%, #fff0 0 25%, var(--c1) 0% 50%, #fff0 0 100%)  var(--gp),  /* right black vert */
    conic-gradient(from 0deg at 43.15% 82.22%, #fff0 0 50%, var(--c3) 0% 83.33%, #fff0 0 100%)  var(--gp),  /* left orange end */
    conic-gradient(from 0deg at 56.84% 82.22%, #fff0 0 16.66%, var(--c3) 0% 50%, #fff0 0 100%)  var(--gp),  /* right orange end */
    conic-gradient(from 0deg at 23.15% 50.37%, #fff0 0 50%, var(--c3) 0% 75%, #fff0 0 100%)  var(--gp),  /* left orange vert */
    conic-gradient(from 0deg at 76.85% 50.37%, #fff0 0 25%, var(--c3) 0% 50%, #fff0 0 100%)  var(--gp),  /* right orange vert */
    conic-gradient(from 0deg at 50% 73.33%, #fff0 0 16.66%, var(--c1) 0% 83.33%, #fff0 0 100%)  var(--gp),  /* middle black */
    conic-gradient(from 0deg at 36.84% 56.29%, #fff0 0 50%, var(--c1) 0% 75%, #fff0 0 100%)  var(--gp),  /* left black middle */
    conic-gradient(from 0deg at 63.15% 56.29%, #fff0 0 25%, var(--c1) 0% 50%, #fff0 0 100%)  var(--gp),  /* right black middle*/
    conic-gradient(from 0deg at 50% 51.11%, #fff0 0 33.33%, var(--c2) 0% 66.66%, #fff0 0 100%)  var(--gp),  /* middle red */
    conic-gradient(from 0deg at 50% 39.25%, #fff0 0 33.33%, var(--c1) 0% 66.66%, #fff0 0 100%)  var(--gp),  /* middle black */
    conic-gradient(from 0deg at 50% 26.66%, #fff0 0 33.33%, var(--c3) 0% 66.66%, #fff0 0 100%)  var(--gp),  /* middle orange */
    conic-gradient(from 0deg at 13.68% 5.92%, #fff0 0 66.66%, var(--c2) 0% 100%)  var(--gp),  /* left red top */
    conic-gradient(from 0deg at 86.12% 5.92%, var(--c2) 0 33.33%, #fff0 0% 100%) var(--gp),   /* right red top */
    conic-gradient(from 0deg at 28.42% 11.85%, #fff0 0 66.66%, var(--c1) 0% 100%)  var(--gp),  /* left black top */
    conic-gradient(from 0deg at 71.58% 11.85%, var(--c1) 0 33.33%, #fff0 0% 100%) var(--gp),   /* right black top */
    conic-gradient(from 0deg at 43.15% 17.77%, #fff0 0 66.66%, var(--c3) 0% 100%)  var(--gp), /* left orange top */
    conic-gradient(from 0deg at 56.84% 17.77%, var(--c3) 0 33.33%, #fff0 0% 100%) var(--gp)   /* right orange top*/
    ;
    background-color: var(--c1);
}